package com.servlet;

import java.io.IOException;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.dao.UserLoginDao;
import com.dao.UserLoginDaoImpl;
import com.fasterxml.jackson.databind.ObjectMapper;

import vo.User;

/**
 * Servlet implementation class GetUserServlet
 */
@WebServlet("/getUser.do")
public class GetUserServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public GetUserServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		
		UserLoginDao dao=new UserLoginDaoImpl();
		List<User> list=dao.getAll();
		ObjectMapper mapper=new ObjectMapper();
		String json=mapper.writeValueAsString(list);
		response.setCharacterEncoding("utf-8");
		response.getWriter().append(json);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request, response);
	}

}
